Logitech Speaker System Z443
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Go to
www.logitech.com/support/Z443
Use your product
Power on and volume
Rotate the volume knob on subwoofer until
you hear a “click”. The green power LED
will be lit.
Further rotate the volume knob right or left
to adjust the volume to your desired level.
Bass level
Rotate bass control right to increase bass
output or left to lower it.
